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Small glass tube fuse with metal end caps

Bussmann

Bussmann AGC 20A 32VAC Glass Fuse

SKU CH-JF1R-Y81WX

Fast-acting glass fuse rated 20A at 32VAC for automotive and general electrical protection

  • Fast-acting protection for 20 A circuits
  • 32 VAC rating suits low-voltage automotive and panel use
  • Glass body allows visual inspection of element
  • Standard 1-1/4 inch length fits common fuse holders
  • Eaton Bussmann quality for reliable overcurrent safety

Automotive glass fuse 20A

This 20A fast-acting glass fuse from the AGC series provides overcurrent protection for 32VAC circuits. It suits automotive, marine and general low-voltage electrical work where a standard glass cartridge is required. Electricians and mechanics can use it for panel replacements, plug wiring or vehicle repairs.

Standard AGC dimensions

The fuse measures 1-1/4 inches in length, matching the classic AGC form factor so it fits existing fuse holders without modification. No additional hardware or software is bundled; the component is a direct drop-in replacement for worn or blown fuses of the same rating.

20 amp capacity at 32 volts

The device comfortably handles continuous loads up to 20 amps on 32VAC systems and interrupts fault current quickly to protect downstream wiring. It is not suited for higher-voltage mains circuits or applications demanding a time-delay characteristic, and it cannot serve circuits that require a larger ampere rating.

How it compares

Measured against everything we stock in Fuses & Fuse Blocks, at today’s prices. Recalculated every night.

Price $2.99
Cheaper than about 99% of the 109 comparable items (median $14.99).

Specifications

Product
Brand nameEaton Bussmann

Questions about this item

Will the 20A glass fuse need periodic replacement if it does not blow?

The fuse is a single-use protective device; it only requires replacement after it has opened due to an over-current event.

What stops the 20A fuse from carrying more than its rated current continuously?

The element is designed to melt and open the circuit once current exceeds 20A, limiting sustained flow to the rated value.

Does the 32VAC-rated fuse generate noticeable heat during all-day operation?

Under normal load at or below 20A the fuse runs warm but does not produce audible noise or excessive heat.

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